The bank wants to prove it is possible to be innovative in a highly regulated environment.
Latest from Asha Barbaschow
Four of those have gone to Australian neobanks or startups in the local fintech space.
Slow implementation casts doubt on the big four banks being completely ready for open banking on July 1.
The three banks hope the partnership will spur collaboration between them and fintechs.
Brian Hartzer has stepped down, with the chief's position to be filled by current CFO Peter King from next week.
The bank's iPhone-using customers can now remove that PayTag sticker Commonwealth Bank had previously been touting as sufficient.
CEO Brian Hartzer said small business customers constantly have to deal with the challenges of red tape and regulation in Australia.
It is requiring an entirely new architecture for the big four banks, as well as the other initial 148 ADIs, to be ready for the requirements of the consumer-focused data-sharing regime.
The bank is concerned it could be placed at a competitive disadvantage to benefit other industry participants if Australia's open banking regime is expanded.
Customers of the bank were left without online access to credit card and loan information after 'intermittent issues' plagued its NetBank, CommBank app, and CommBiz services on Wednesday.